for in

{% for i in list %}
{% endfor %}
{% for k,v in dict.items() %}
{% endfor %}

if else

{% if i=1 %}
    {{ i }}
{% elif i!=1 %}
    {{ i }}
{% else %}
    {{ i }}
{% endif %}

with

{% with data %} 
{% endwith %}

url_for

<form class="form-inline" action="{{ url_for('web.search') }}" method="get

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block base模板

{% block title %}
    <title>标题</title>
{% endblock %}

extends 加载 base模板

{% extends "base.html" %}
{% block title %}
    <link rel="stylesheet" href="{{ url_for('static', filename='3rd/ui/remodal.css')}}">
    <link rel="stylesheet" href="{{ url_for('static', filena

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